Deutsche Offshore-Testfeld und Infrastruktur GmbH & Co. KG

Deutsche Offshore-Testfeld und Infrastruktur GmbH & Co. KG (DOTI), based in Oldenburg, Germany, was established in 2006 to build the first German offshore wind farm, alpha ventus. EWE AG is the lead investor with a stake of 47.5 per cent, while E.ON and Vattenfall each own 26.25 per cent of the operating company.